thoroughly acquainted with through study or experience; "this girl, so intimate with nature"-W.H.Hudson; "knowledgeaIble about the technique of painting"- Herbert Read

having or fostering a warm or friendly atmosphere; especially through smallness and informality; "had a cozy chat"; "a relaxed informal manner"; "an intimate cocktail lounge"; "the small room was cozy and intimate"

innermost or essential; "the inner logic of Cubism"; "the internal contradictions of the theory"; "the intimate structure of matter"

involved in a sexual relationship; "the intimate (or sexual) relations between husband and wife"; "she had been intimate with many men"